// Copyright (c) 2010, SMB SAAS Systems Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// - Redistributions of source code must  retain  the  above copyright notice, this
//   list of conditions and the following disclaimer.
//
// - Redistributions in binary form  must  reproduce the  above  copyright  notice,
//   this list of conditions  and  the  following  disclaimer in  the documentation
//   and/or other materials provided with the distribution.
//
// - Neither  the  name  of  the  SMB SAAS Systems Inc.  nor   the   names  of  its
//   contributors may be used to endorse or  promote  products  derived  from  this
//   software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,  BUT  NOT  LIMITED TO, THE IMPLIED
// WARRANTIES  OF  MERCHANTABILITY   AND  FITNESS  FOR  A  PARTICULAR  PURPOSE  ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
// ANY DIRECT, INDIRECT, INCIDENTAL,  SPECIAL,  EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO,  PROCUREMENT  OF  SUBSTITUTE  GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)  HOWEVER  CAUSED AND ON
// ANY  THEORY  OF  LIABILITY,  WHETHER  IN  CONTRACT,  STRICT  LIABILITY,  OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE)  ARISING  IN  ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

using System;
using System.ComponentModel;
using System.Web.Services;
using System.Web.Services.Protocols;
using dotPanel.Providers;
using dotPanel.Providers.HostedSolution;
using dotPanel.Providers.SharePoint;
using dotPanel.Server.Utils;
using Microsoft.Web.Services3;

namespace dotPanel.Server
{
	/// <summary>
	/// Summary description for HostedSharePointServer
	/// </summary>
	[WebService(Namespace = "http://smbsaas/dotpanel/server/")]
	[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
	[Policy("ServerPolicy")]
	[ToolboxItem(false)]
	public class HostedSharePointServer : HostingServiceProviderWebService
	{
		private delegate TReturn Action<TReturn>();

		/// <summary>
		/// Gets hosted SharePoint provider instance.
		/// </summary>
		private IHostedSharePointServer HostedSharePointServerProvider
		{
			get { return (IHostedSharePointServer)Provider; }
		}

		/// <summary>
		/// Gets list of supported languages by this installation of SharePoint.
		/// </summary>
		/// <returns>List of supported languages</returns>
		[WebMethod, SoapHeader("settings")]
		public int[] GetSupportedLanguages()
		{
			return ExecuteAction<int[]>(delegate
										{
											return HostedSharePointServerProvider.GetSupportedLanguages();
										}, "GetSupportedLanguages");
		}


		/// <summary>
		/// Gets list of SharePoint collections within root web application.
		/// </summary>
		/// <returns>List of SharePoint collections within root web application.</returns>
		[WebMethod, SoapHeader("settings")]
		public SharePointSiteCollection[] GetSiteCollections()
		{
			return ExecuteAction<SharePointSiteCollection[]>(delegate
										{
											return HostedSharePointServerProvider.GetSiteCollections();
										}, "GetSiteCollections");
		}

		/// <summary>
		/// Gets SharePoint collection within root web application with given name.
		/// </summary>
		/// <param name="url">Url that uniquely identifies site collection to be loaded.</param>
		/// <returns>SharePoint collection within root web application with given name.</returns>
		[WebMethod, SoapHeader("settings")]
		public SharePointSiteCollection GetSiteCollection(string url)
		{
			return ExecuteAction<SharePointSiteCollection>(delegate
										{
											return HostedSharePointServerProvider.GetSiteCollection(url);
										}, "GetSiteCollection");
		}

		/// <summary>
		/// Creates site collection within predefined root web application.
		/// </summary>
		/// <param name="siteCollection">Information about site coolection to be created.</param>
		[WebMethod, SoapHeader("settings")]
		public void CreateSiteCollection(SharePointSiteCollection siteCollection)
		{
			siteCollection.OwnerLogin = AttachNetbiosDomainName(siteCollection.OwnerLogin);
			ExecuteAction<object>(delegate
			                           	{
			                           		HostedSharePointServerProvider.CreateSiteCollection(siteCollection);
			                           		return new object();
			                           	}, "CreateSiteCollection");
		}


        [WebMethod, SoapHeader("settings")]
        public void UpdateQuotas(string url, long maxSize, long warningSize)
        {
            ExecuteAction<object>(delegate
                                        {
                                            HostedSharePointServerProvider.UpdateQuotas(url, maxSize, warningSize);
                                            return new object();
                                        }, "UpdateQuotas");
		
            
  
        }

        [WebMethod, SoapHeader("settings")]
        public SharePointSiteDiskSpace[] CalculateSiteCollectionsDiskSpace(string[] urls)
        {
            SharePointSiteDiskSpace []ret = null;
            ret = ExecuteAction<SharePointSiteDiskSpace[]>(delegate
                                      {
                                         return HostedSharePointServerProvider.CalculateSiteCollectionsDiskSpace(urls);                                          
                                      }, "CalculateSiteCollectionDiskSpace");
            return ret;    

        }
        /// <summary>
		/// Deletes site collection under given url.
		/// </summary>
		/// <param name="url">Url that uniquely identifies site collection to be deleted.</param>
		[WebMethod, SoapHeader("settings")]
		public void DeleteSiteCollection(string url)
		{
			ExecuteAction<object>(delegate
										{
											HostedSharePointServerProvider.DeleteSiteCollection(url);
											return new object();
										}, "DeleteSiteCollection");
		}

		/// <summary>
		/// Backups site collection under give url.
		/// </summary>
		/// <param name="url">Url that uniquely identifies site collection to be deleted.</param>
		/// <param name="filename">Resulting backup file name.</param>
		/// <param name="zip">A value which shows whether created backup must be archived.</param>
		/// <returns>Created backup full path.</returns>
		[WebMethod, SoapHeader("settings")]
		public string BackupSiteCollection(string url, string filename, bool zip)
		{
			return ExecuteAction<string>(delegate
			                                  	{
			                                  		return
			                                  			HostedSharePointServerProvider.BackupSiteCollection(url, filename, zip);
			                                  	}, "BackupSiteCollection");
		}

		/// <summary>
		/// Restores site collection under given url from backup.
		/// </summary>
		/// <param name="siteCollection">Site collection to be restored.</param>
		/// <param name="filename">Backup file name to restore from.</param>
		[WebMethod, SoapHeader("settings")]
		public void RestoreSiteCollection(SharePointSiteCollection siteCollection, string filename)
		{
			siteCollection.OwnerLogin = AttachNetbiosDomainName(siteCollection.OwnerLogin);
			ExecuteAction<object>(delegate
			                           	{
											HostedSharePointServerProvider.RestoreSiteCollection(siteCollection, filename);
			                           		return new object();
			                           	}, "RestoreSiteCollection");
		}

		/// <summary>
		/// Gets binary data chunk of specified size from specified offset.
		/// </summary>
		/// <param name="path">Path to file to get bunary data chunk from.</param>
		/// <param name="offset">Offset from which to start data reading.</param>
		/// <param name="length">Binary data chunk length.</param>
		/// <returns>Binary data chunk read from file.</returns>
		[WebMethod, SoapHeader("settings")]
		public byte[] GetTempFileBinaryChunk(string path, int offset, int length)
		{
			return ExecuteAction<byte[]>(delegate
			                                  	{
			                                  		return
			                                  			HostedSharePointServerProvider.GetTempFileBinaryChunk(path, offset, length);
			                                  	}, "GetTempFileBinaryChunk");
		}

		/// <summary>
		/// Appends supplied binary data chunk to file.
		/// </summary>
		/// <param name="fileName">Non existent file name to append to.</param>
		/// <param name="path">Full path to existent file to append to.</param>
		/// <param name="chunk">Binary data chunk to append to.</param>
		/// <returns>Path to file that was appended with chunk.</returns>
		[WebMethod, SoapHeader("settings")]
		public virtual string AppendTempFileBinaryChunk(string fileName, string path, byte[] chunk)
		{
			return ExecuteAction<string>(delegate
												{
													return
														HostedSharePointServerProvider.AppendTempFileBinaryChunk(fileName, path, chunk);
												}, "AppendTempFileBinaryChunk");
		}


        [WebMethod, SoapHeader("settings")]
        public long GetSiteCollectionSize(string url)
        {
            return ExecuteAction<long>(delegate
            {
                return
                    HostedSharePointServerProvider.GetSiteCollectionSize(url);
            }, "GetSiteCollectionSize");
        }

		/// <summary>
		/// Executes supplied action and performs logging.
		/// </summary>
		/// <typeparam name="TReturn">Type of action's return value.</typeparam>
		/// <param name="action">Action to be executed.</param>
		/// <param name="actionName">Action name for logging purposes.</param>
		/// <returns>Action execution result.</returns>
		private TReturn ExecuteAction<TReturn>(Action<TReturn> action, string actionName)
		{
			try
			{
				Log.WriteStart("'{0}' {1}", ProviderSettings.ProviderName, actionName);
				TReturn result = action();
				Log.WriteEnd("'{0}' {1}", ProviderSettings.ProviderName, actionName);
				return result;
			}
			catch (Exception ex)
			{
				Log.WriteError(String.Format("Can't {1} '{0}' provider", ProviderSettings.ProviderName, actionName), ex);
				throw;
			}
		}

		/// <summary>
		/// Returns fully qualified netbios account name.
		/// </summary>
		/// <param name="accountName">Account name.</param>
		/// <returns>Fully qualified netbios account name.</returns>
		private string  AttachNetbiosDomainName(string accountName)
		{
			string domainNetbiosName = String.Format("{0}\\", ActiveDirectoryUtils.GetNETBIOSDomainName(ServerSettings.ADRootDomain));
			return String.Format("{0}{1}", domainNetbiosName, accountName.Replace(domainNetbiosName, String.Empty));
		}
	}
}
